Side by side

Marathon Arctic OSAR 46mm AutomaticvsHamilton Khaki Navy GMT Auto

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

Arctic OSAR 46mm Automatic
MarathonArctic OSAR 46mm Automatic
MSRP $2,500
Khaki Navy GMT Auto
HamiltonKhaki Navy GMT Auto
MSRP $1,525

At a glance

10 of 29 specs differ
Diameter
Arctic OSAR 46mm Automatic46mm
Khaki Navy GMT Auto43mm
Power Reserve
Arctic OSAR 46mm Automatic40h
Khaki Navy GMT Auto80h
Water Resistance
Arctic OSAR 46mm Automatic300m
Khaki Navy GMT Auto300m
MSRP
Arctic OSAR 46mm Automatic$2,500
Khaki Navy GMT Auto$1,525

Full specifications

Case

6 specs
Category
Diver
GMT
Diameter
46mm
43mm
Thickness
13mm
13.9mm
Lug-to-Lug
43.5mm
46mm
Lug Width
18mm
22mm
Material
316L Stainless Steel
Stainless Steel

Crystal & Dial

1 specs
Dial Color
White
Silver

Movement

2 specs
Caliber
Sellita SW220-1
H-14
Power Reserve
40h
80h

Pricing

1 specs
MSRP
$2,500
$1,525

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What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Marathon Arctic OSAR 46mm Automatic

Owners widely praise the Marathon Arctic OSAR 46mm Automatic for its overbuilt toughness and industrial, instrument-like aesthetic, with some preferring the Arctic dial for legibility. One owner notes the automatic movement may be unnecessary for rough use compared to a quartz option. Reviewers mention the MaraGlo luminous paint and a Sellita SW200-1 automatic movement. Some owners question its rising price and luxury positioning, with one reporting poor lume and movement performance. Overall, owners value the Marathon Arctic OSAR 46mm Automatic for its robust build and utilitarian design.

Hamilton Khaki Navy GMT Auto

The Hamilton Khaki Navy GMT Auto is widely praised for its true GMT function and 80-hour power reserve, with owners noting its excellent quality for the price. Reviewers highlight its legible syringe hands and Arabic numerals, well-functioning inner bezel, and comfortable wearability due to its 12.5mm thickness and brushed case finishing. Some owners report minor cosmetic flaws like paint chips or scrapes, and accuracy figures vary, with one owner seeing -5 seconds per day and another noting +5 seconds per 24 hours. The 43mm case is 13.9mm thick, and while some find the slab-sided profile mitigates the perceived height, others note the lug-to-lug measurement can be a stumbling block. The movement is described as nicely decorated, though one owner notes a loud rotor sound, and the lack of AR coating on the sapphire crystal is a drawback for some.

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